Mitsubishi Heavy Industries SCM71ZM-S1 Technical Manual page 288

Compressor (CM)
7. Remove the top cover and
the side jacket of compressor.
8. Remove the crankcase heater.
(It is available to remove the
crankcase heater after
removing the compressor)
9. Loosen 3 nuts of compressor
fixing bolts.
Top cover
〔Front view〕
Nuts
287
- -
Side jacket
Crankcase heater
〔Rear view〕
'17 • SCM-T-225